{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "822634025",
    "entityType": "User",
    "nonce": "0xe909d8437f030a236e7d6edad24cb0319ab7ae1de6796d85592200b75447c417",
    "signature": "0x86d03b6174c9c2d191dbf1f8431d809ff602b8d2b111a4590f551c750a8706653263ac37408b5304f903d5ba5f833040f3b232f1d08b76186604f3334e426d461b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}